#include <stdio.h>
#include "test_math.h"

int main()
{

    double a[] = {2.9,-2.7,4.9,-0.2,-0.9};
    double ret = sum_abs(a,sizeof(a)/sizeof(a[0]));
    printf("sum=%f\n",ret);

//    double df = -3.5;
//    printf("%f\n",FABS(df));

    return 0;
}
